Deserialization of untrusted data in Siemens SIMATIC S7 PLCSIM V16
CVSS score
7.8
EPSS probability
%0.2
Risk score
0.0
Published
1 y ago
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Vulnerability description
DayBreach CVE AI Research
CVE-2024-49849 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.
A vulnerability has been identified in SIMATIC S7-PLCSIM V16 (All versions), SIMATIC S7-PLCSIM V17 (All versions), SIMATIC STEP 7 Safety V16 (All versions), SIMATIC STEP 7 Safety V17 (All versions < V17 Update 9), SIMATIC STEP 7 Safety V18 (All versions < V18 Update 6), SIMATIC STEP 7 Safety V19 (All versions < V19 Update 4), SIMATIC STEP 7 V16 (All versions), SIMATIC STEP 7 V17 (All versions < V17 Update 9), SIMATIC STEP 7 V18 (All versions < V18 Update 6), SIMATIC STEP 7 V19 (All versions < V19 Update 4), SIMATIC WinCC Unified V16 (All versions), SIMATIC WinCC Unified V17 (All versions < V17 Update 9), SIMATIC WinCC Unified V18 (All versions < V18 Update 6), SIMATIC WinCC Unified V19 (All versions < V19 Update 4), SIMATIC WinCC V16 (All versions), SIMATIC WinCC V17 (All versions < V17 Update 9), SIMATIC WinCC V18 (All versions < V18 Update 6), SIMATIC WinCC V19 (All versions < V19 Update 4), SIMOCODE ES V16 (All versions), SIMOCODE ES V17 (All versions), SIMOCODE ES V18 (All versions), SIMOCODE ES V19 (All versions), SIMOTION SCOUT TIA V5.4 (All versions), SIMOTION SCOUT TIA V5.5 (All versions), SIMOTION SCOUT TIA V5.6 (All versions < V5.6 SP1 HF7), SINAMICS Startdrive V16 (All versions), SINAMICS Startdrive V17 (All versions), SINAMICS Startdrive V18 (All versions), SINAMICS Startdrive V19 (All versions), SIRIUS Safety ES V17 (TIA Portal) (All versions), SIRIUS Safety ES V18 (TIA Portal) (All versions < V18 Update 6), SIRIUS Safety ES V19 (TIA Portal) (All versions), SIRIUS Soft Starter ES V17 (TIA Portal) (All versions), SIRIUS Soft Starter ES V18 (TIA Portal) (All versions), SIRIUS Soft Starter ES V19 (TIA Portal) (All versions), TIA Portal Cloud V16 (All versions), TIA Portal Cloud V17 (All versions), TIA Portal Cloud V18 (All versions < V6.3.0.2), TIA Portal Cloud V19 (All versions < V5.2.1.1). Affected products do not properly sanitize user-controllable input when parsing log files. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2024-49849 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | siemens | SIMATIC S7-PLCSIM V16 | View |
| 2 | siemens | SIMATIC S7-PLCSIM V17 | View |
| 3 | siemens | SIMATIC STEP 7 Safety V16 | View |
| 4 | siemens | SIMATIC STEP 7 Safety V17 | View |
| 5 | siemens | SIMATIC STEP 7 Safety V18 | View |
| 6 | siemens | SIMATIC STEP 7 Safety V19 | View |
| 7 | siemens | SIMATIC STEP 7 V16 | View |
| 8 | siemens | SIMATIC STEP 7 V17 | View |
| 9 | siemens | SIMATIC STEP 7 V18 | View |
| 10 | siemens | SIMATIC STEP 7 V19 | View |
| 11 | siemens | SIMATIC WinCC Unified V16 | View |
| 12 | siemens | SIMATIC WinCC Unified V17 | View |
| 13 | siemens | SIMATIC WinCC Unified V18 | View |
| 14 | siemens | SIMATIC WinCC Unified V19 | View |
| 15 | siemens | SIMATIC WinCC V16 | View |
| 16 | siemens | SIMATIC WinCC V17 | View |
| 17 | siemens | SIMATIC WinCC V18 | View |
| 18 | siemens | SIMATIC WinCC V19 | View |
| 19 | siemens | SIMOCODE ES V16 | View |
| 20 | siemens | SIMOCODE ES V17 | View |
| 21 | siemens | SIMOCODE ES V18 | View |
| 22 | siemens | SIMOCODE ES V19 | View |
| 23 | siemens | SIMOTION SCOUT TIA V5.4 | View |
| 24 | siemens | SIMOTION SCOUT TIA V5.5 | View |
| 25 | siemens | SIMOTION SCOUT TIA V5.6 | View |
| 26 | siemens | SINAMICS Startdrive V16 | View |
| 27 | siemens | SINAMICS Startdrive V17 | View |
| 28 | siemens | SINAMICS Startdrive V18 | View |
| 29 | siemens | SINAMICS Startdrive V19 | View |
| 30 | siemens | SIRIUS Safety ES V17 (TIA Portal) | View |
| 31 | siemens | SIRIUS Safety ES V18 (TIA Portal) | View |
| 32 | siemens | SIRIUS Safety ES V19 (TIA Portal) | View |
| 33 | siemens | SIRIUS Soft Starter ES V17 (TIA Portal) | View |
| 34 | siemens | SIRIUS Soft Starter ES V18 (TIA Portal) | View |
| 35 | siemens | SIRIUS Soft Starter ES V19 (TIA Portal) | View |
| 36 | siemens | TIA Portal Cloud V16 | View |
| 37 | siemens | TIA Portal Cloud V17 | View |
| 38 | siemens | TIA Portal Cloud V18 | View |
| 39 | siemens | TIA Portal Cloud V19 | View |
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 8.4 | CVSS V40 | HIGH | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | NVD |
| 8.4 | CVSS V4_0 | HIGH | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | CVE CNA |
| 7.8 | CVSS V31 | HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | NVD |
| 7.8 | CVSS V3_1 | HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C | CVE CNA |
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-49849 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-49849 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
Similar Vulnerabilities
Get this vulnerability through the API
Affected products, version ranges, exploitation status and patch information in a single request, with a free key.
curl -H "x-api-key: $DAYBREACH_API_KEY" \ "https://api.daybreach.dev/api/v1/intel/cves/CVE-2024-49849"